2007 BMW M5 vs. 2003 Porsche Cayenne
To start off, 2007 BMW M5 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2003 Porsche Cayenne would be higher. At 4,999 cc (10 cylinders), 2007 BMW M5 is equipped with a bigger engine. In terms of performance, 2007 BMW M5 (500 HP @ 7750 RPM) has 56 more horse power than 2003 Porsche Cayenne. (444 HP @ 6000 RPM). In normal driving conditions, 2007 BMW M5 should accelerate faster than 2003 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche Cayenne weights approximately 675 kg more than 2007 BMW M5.
Because 2003 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M5. In wet, icy, snow, or gravel driving conditions, 2003 Porsche Cayenne will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Porsche Cayenne (620 Nm @ 2250 RPM) has 100 more torque (in Nm) than 2007 BMW M5. (520 Nm @ 6100 RPM). This means 2003 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M5.
Compare all specifications:
| 2007 BMW M5 | 2003 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | M5 | Cayenne |
| Year Released | 2007 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4999 cc | 4511 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 500 HP | 444 HP |
| Engine RPM | 7750 RPM | 6000 RPM |
| Torque | 520 Nm | 620 Nm |
| Torque RPM | 6100 RPM | 2250 RPM |
| Engine Compression Ratio | 12.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 266 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 5.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1755 kg | 2430 kg |
| Vehicle Length | 4860 mm | 4790 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1710 mm |
| Wheelbase Size | 2890 mm | 2860 mm |
| Fuel Consumption Overall | 14.8 L/100km | 15.6 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
